Shure U4D SET MB all racked, 4 U2 hand mic and 4 body, all from 823-830 Mhz | 1700 EUR - Gebrauchte-Veranstaltungstechnik.de - Der Marktplatz für gebrauchte Veranstaltungstechnik
SHURE UHF MODEL U4D-M4 662-692MHZ DUAL CHANNEL WIRELESS RECEIVER . inStock901.com - Technology Superstore of BPAI LLC
Meaning of 'ERROR 1' on U4D Display
SHURE U4S-UA UHF SINGLE CHANNEL WIRELESS RECEIVER WITH WHIP ANTENNAS